Here is my log:
Running processes:
C:\WINDOWS\SYSTEM\KERNEL32.DLL
C:\WINDOWS\SYSTEM\MSGSRV32.EXE
C:\WINDOWS\SYSTEM\MPREXE.EXE
C:\WINDOWS\SYSTEM\mmtask.tsk
C:\WINDOWS\SYSTEM\MSTASK.EXE
C:\WINDOWS\SYSTEM\KB891711\KB891711.EXE
C:\WINDOWS\SYSTEM\HIDSERV.EXE
C:\WINDOWS\SYSTEM\RNAAPP.EXE
C:\WINDOWS\SYSTEM\TAPISRV.EXE
C:\PROGRAM FILES\INTERNET EXPLORER\IEXPLORE.EXE
C:\PROGRAM FILES\MSN APPS\UPDATER\01.02.3000.1001\EN-AU\MSNAPPAU.EXE
C:\PROGRAM FILES\HIJACKTHIS\HIJACKTHIS.EXE
C:\WINDOWS\EXPLORER.EXE
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.optusnet.com
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.optusnet....au/upgrade.html
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.optusnet.com
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Internet Explorer From OptusNet
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = ftp=proxy.hob.optusnet.com.au;gopher=proxy.hob.optusnet.com.au;http=proxy.hob.optusnet.com.au;https=proxy.hob.optusnet.com.au
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.optusnet.com.au;<local>
R3 - URLSearchHook: (no name) - _{DD1BCA06-F674-424D-A08E-42DA97C4D5DD} - (no file)
N2 - Netscape 6: user_pref("browser.startup.homepage", "www.tassie.net.au"); (C:\WINDOWS\Application Data\Mozilla\Profiles\default\ogi8qd88.slt\prefs.js)
N2 - Netscape 6: user_pref("browser.search.defaultengine", "engine://C%3A%5CPROGRAM%20FILES%5CNETSCAPE%5CNETSCAPE%206%5Csearchplugins%5CSBWeb_01.src"); (C:\WINDOWS\Application Data\Mozilla\Profiles\default\ogi8qd88.slt\prefs.js)
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\PROGRAM FILES\ADOBE\ACROBAT 5.0\READER\ACTIVEX\ACROIEHELPER.OCX
O2 - BHO: MSNToolBandBHO - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\PROGRAM FILES\MSN APPS\MSN TOOLBAR\01.02.4000.1001\EN-AU\MSNTB.DLL
O2 - BHO: ST - {9394EDE7-C8B5-483E-8773-474BF36AF6E4} - C:\PROGRAM FILES\MSN APPS\ST\01.03.0000.1005\EN-XU\STMAIN.DLL
O2 - BHO: PCTools Browser Monitor - {B56A7D7D-6927-48C8-A975-17DF180C71AC} - C:\PROGRA~1\SPYWAR~1\TOOLS\IESDPB.DLL
O2 - BHO: PCTools Site Guard - {5C8B2A36-3DB1-42A4-A3CB-D426709BBFEB} - C:\PROGRA~1\SPYWAR~1\TOOLS\IESDSG.DLL
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHELPER.DLL
O3 - Toolbar: (no name) - {965E6B07-6832-4738-BDBE-25F226BA2AB0} - (no file)
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\SYSTEM\MSDXM.OCX
O3 - Toolbar: ninemsn - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\PROGRAM FILES\MSN APPS\MSN TOOLBAR\01.02.4000.1001\EN-AU\MSNTB.DLL
O4 - HKLM\..\Run: [ScanRegistry] C:\WINDOWS\scanregw.exe /autorun
O4 - HKLM\..\Run: [TaskMonitor] C:\WINDOWS\taskmon.exe
O4 - HKLM\..\Run: [SystemTray] SysTray.Exe
O4 - HKLM\..\Run: [MAGICKB] MagStart.exe
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [Adaptec DirectCD] C:\PROGRA~1\ADAPTEC\DIRECTCD\DIRECTCD.EXE
O4 - HKLM\..\Run: [VetTray] c:\VET\VETTRAY.EXE
O4 - HKLM\..\Run: [Vet Alert] C:\WINDOWS\System\VetMsg9x.exe
O4 - HKLM\..\Run: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\Run: [LoadQM] loadqm.exe
O4 - HKLM\..\Run: [msnappau] "c:\program files\MSN Apps\Updater\01.02.3000.1001\en-au\msnappau.exe"
O4 - HKLM\..\Run: [Dmexb] C:\PROGRAM FILES\HLSVCFA\FHDNMUG.EXE
O4 - HKLM\..\Run: [PSGuard] C:\Program Files\PSGuard\PSGuard.exe
O4 - HKLM\..\Run: [SpyLax] C:\PROGRAM FILES\SPYLAX\SpyLax.exe
O4 - HKLM\..\Run: [rfagent] "C:\PROGRAM FILES\RFA\rfagent.exe"
O4 - HKLM\..\Run: [MCAgentExe] C:\PROGRA~1\MCAFEE.COM\AGENT\mcagent.exe
O4 - HKLM\..\Run: [MCUpdateExe] C:\PROGRA~1\MCAFEE.COM\AGENT\MCUPDATE.EXE
O4 - HKLM\..\Run: [SpybotSnD] "C:\PROGRAM FILES\SPYBOT - SEARCH & DESTROY\SPYBOTSD.EXE" /autocheck /autofix
O4 - HKLM\..\Run: [_AntiSpyware] C:\PROGRAM FILES\MCAFEE\MCAFEE ANTISPYWARE\MssCli.exe
O4 - HKLM\..\Run: [McRegWiz] C:\Program Files\McAfee.com\Agent\McRegWiz.exe /autorun
O4 - HKLM\..\Run: [PCMMRealtime] C:\Program Files\PC MightyMax\pcmm.exe /R
O4 - HKLM\..\RunServices: [Hidserv] Hidserv.exe run
O4 - HKLM\..\RunServices: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\RunServices: [SchedulingAgent] C:\WINDOWS\SYSTEM\mstask.exe
O4 - HKLM\..\RunServices: [KB891711] C:\WINDOWS\SYSTEM\KB891711\KB891711.EXE
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\MSN Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [Spyware Doctor] "C:\PROGRAM FILES\SPYWARE DOCTOR\SWDOCTOR.EXE" /Q
O4 - HKCU\..\Run: [McAfee QuickClean Imonitor] C:\Program Files\McAfee\McAfee QuickClean\Plguni.exe /START
O4 - Startup: PowerReg Scheduler.exe
O4 - Startup: Image Transfer.lnk = C:\Program Files\Sony Corporation\Image Transfer\SonyTray.exe
O9 - Extra button: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - Extra 'Tools' menuitem: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - Extra button: Spyware Doctor - {2D663D1A-8670-49D9-A1A5-4C56B4E14E84} - C:\PROGRA~1\SPYWAR~1\TOOLS\IESDPB.DLL
O12 - Plugin for .spop: C:\PROGRA~1\INTERN~1\Plugins\NPDocBox.dll
O14 - IERESET.INF: START_PAGE_URL=http://www.optusnet.com.au/upgrade.html
O16 - DPF: {E936C500-D12E-11D2-9E4D-0080C84BBDBB} (National Internet Banking Custom) - http://www.national....t/NABcustom.cab
O16 - DPF: {B8D69BC3-E4DE-11D1-9BA1-0000C006B0D8} (National Internet Banking Images) - http://www.national....inet/images.cab
O16 - DPF: {CAFEEFAC-0014-0000-0000-ABCDEFFEDCBA} (Java Runtime Environment 1.4.0) -
O16 - DPF: {91413D86-9F27-402C-B5E3-DEBDD122C3B2} - http://216.198.227.1...urce/dialer.exe
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn...pDownloader.cab
O16 - DPF: {15AD6789-CDB4-47E1-A9DA-992EE8E6BAD6} - http://static.windup.../bridge-c46.cab
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - http://a840.g.akamai...all/xscan53.cab
O16 - DPF: {15589FA1-C456-11CE-BF01-000000000000} - http://www.errornuke...erInstaller.exe
O16 - DPF: {04E214E5-63AF-4236-83C6-A7ADCBF9BD02} (HouseCall Control) - http://housecall60.t...all/xscan60.cab
O16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) - http://www.pandasoft.../as5/asinst.cab
O16 - DPF: {4ED9DDF0-7479-4BBE-9335-5A1EDB1D8A21} (McAfee.com Operating System Class) - http://download.mcaf...90/mcinsctl.cab
O16 - DPF: {BCC0FF27-31D9-4614-A68E-C18E1ADA4389} (DwnldGroupMgr Class) - http://download.mcaf...,23/mcgdmgr.cab
O17 - HKLM\System\CCS\Services\VxD\MSTCP: Domain = tassie.net.au
O17 - HKLM\System\CCS\Services\VxD\MSTCP: SearchList = tassie.net.au
O17 - HKLM\System\CCS\Services\VxD\MSTCP: NameServer = 203.57.213.18,203.19.156.68
O20 - Winlogon Notify: style2 - C:\WINDOWS\Q9233676_DISK.DLL
any help would be greatly appreciated